United Nations Department of Economic and Social Affairs. (2004). National practices in compilation and dissemination of external trade index numbers: A technical report. United Nations, Statistical Division.
Chicago-Zitierstil (17. Ausg.)United Nations Department of Economic and Social Affairs. National Practices in Compilation and Dissemination of External Trade Index Numbers: A Technical Report. New York: United Nations, Statistical Division, 2004.
MLA-Zitierstil (9. Ausg.)United Nations Department of Economic and Social Affairs. National Practices in Compilation and Dissemination of External Trade Index Numbers: A Technical Report. United Nations, Statistical Division, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.